About the Number

2021090104

2021090103 ← → 2021090105

2進数表記:1111000011101110110001100111000

漢数字表記:二十億二千百九万百四

素因数分解:

2 3 × 11 2 × 2087903 1

素因数の和:2087931
約数の個数: 24
約数和(自身を含む): 4165368480
約数和(自身を除く): 2144278376

約数列:
[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 2087903, 4175806, 8351612, 16703224, 22966933, 45933866, 91867732, 183735464, 252636263, 505272526, 1010545052, 2021090104]

約数ペア:
[(1, 2021090104), (2, 1010545052), (4, 505272526), (8, 252636263), (11, 183735464), (22, 91867732), (44, 45933866), (88, 22966933), (121, 16703224), (242, 8351612), (484, 4175806), (968, 2087903)]

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